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Explore the critical role of cellular microenvironments in stem cell behavior through an organ culture lens in this 30-minute lecture. Examine how stem cell niches function as specialized microenvironments that regulate stem cell fate, self-renewal, and differentiation processes. Investigate the fundamental importance of these niches in maintaining stem cell populations and controlling their activity within tissues. Analyze various types of interactions that occur between cells and scaffolds, including mechanical, chemical, and biological signaling pathways that influence stem cell behavior. Learn how scaffold properties such as stiffness, porosity, surface chemistry, and topography can direct stem cell differentiation and tissue formation. Understand the principles of organ culture systems and how they can be used to study stem cell-niche interactions in controlled laboratory environments. Discover how this knowledge applies to tissue engineering applications and regenerative medicine strategies for developing functional tissue replacements.
